27168137 has 2 divisors, whose sum is σ = 27168138. Its totient is φ = 27168136.

The previous prime is 27168133. The next prime is 27168181. The reversal of 27168137 is 73186172.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19193161 + 7974976 = 4381^2 + 2824^2 .

It is a cyclic number.

It is not a de Polignac number, because 27168137 - 2² = 27168133 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 27168097 and 27168106.

It is not a weakly prime, because it can be changed into another prime (27168133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13584068 + 13584069.

It is an arithmetic number, because the mean of its divisors is an integer number (13584069).

Almost surely, 2^27168137 is an apocalyptic number.

It is an amenable number.

27168137 is a deficient number, since it is larger than the sum of its proper divisors (1).

27168137 is an equidigital number, since it uses as much as digits as its factorization.

27168137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14112, while the sum is 35.

The square root of 27168137 is about 5212.3063033556. The cubic root of 27168137 is about 300.6214414425.

The spelling of 27168137 in words is "twenty-seven million, one hundred sixty-eight thousand, one hundred thirty-seven".